401248481248 has 24 divisors (see below), whose sum is σ = 789993795528. Its totient is φ = 200615136384.

The previous prime is 401248481213. The next prime is 401248481279. The reversal of 401248481248 is 842184842104.

It is a super-2 number, since 2×401248481248² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 401248481198 and 401248481207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 461790 + ... + 1007842.

It is an arithmetic number, because the mean of its divisors is an integer number (32916408147).

Almost surely, 2^401248481248 is an apocalyptic number.

It is an amenable number.

401248481248 is a deficient number, since it is larger than the sum of its proper divisors (388745314280).

401248481248 is a wasteful number, since it uses less digits than its factorization.

401248481248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 569026 (or 569018 counting only the distinct ones).

The product of its (nonzero) digits is 524288, while the sum is 46.

The spelling of 401248481248 in words is "four hundred one billion, two hundred forty-eight million, four hundred eighty-one thousand, two hundred forty-eight".